I think you're right. By answering the 'Operating System knowledge' question 'I've used Mac OS and Windows.' my 13/25 dropped to just these two: * OpenSuse *

I think you're right. By answering the 'Operating System knowledge' question 'I've used Mac OS and Windows.' my 13/25 dropped to just these two: * OpenSuse * Slackware So I just unchecked that question and moved on.